516428 (2003 UR12)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5667486355 ± 1.42e-08
Semi-major axis (a)2.4315887258 AU ± 1.16e-09
Inclination (i)60.47327866° ± 7.31e-06
Long. of Asc. Node (Ω)193.99005612° ± 1.38e-06
Arg. of Perihelion (ω)122.22061298° ± 5.42e-06
Mean Anomaly (M)309.63546329° ± 1.72e-06
Mean Motion (n)0.2599423821°/day ± 1.85e-10
Perihelion dist (q)1.05348913 AU ± 3.45e-08
Aphelion dist (Q)3.80968832 AU ± 3.46e-08
Orbital Period3.79171059 yr ± 2.71e-09
Physical Parameters
H (abs. magnitude)17.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.251″
Uncertainty0
Orbit TypeAmor
MOID0.241982 AU
Observations Used463
Oppositions14
Arc Total2003-2022
First Observation Used2003-10-21
Last Observation Used2022-11-14
Observations (495)
Date Type RA Dec Mag Band Observatory
2022-10-14 18:48:25 C 23 19 45.28 -03 32 52.3 V C40
2022-10-14 18:48:47 C 23 19 45.31 -03 32 54.9 V C40
2022-10-15 00:26:29 C 23 20 10.85 -04 14 18.1 V W46
2022-10-15 00:41:09 C 23 20 11.84 -04 16 05.2 V W46
2022-10-15 01:02:27 C 23 20 13.27 -04 18 40.6 V W46
2022-10-15 22:23:20 C 23 21 43.32 -06 48 54.2 V A92
2022-10-15 22:40:07 C 23 21 44.46 -06 50 47.5 V A92
2022-10-15 22:56:02 C 23 21 45.52 -06 52 34.3 V A92
2022-10-15 23:03:14 C 23 21 45.98 -06 53 23.3 V A92
2022-10-16 08:18:11 C 23 22 25.608 -07 54 54.58 V T05
2022-10-16 08:22:45 C 23 22 25.896 -07 55 24.53 V T05
2022-10-16 08:27:57 C 23 22 26.218 -07 55 58.62 V T05
2022-10-16 08:32:30 C 23 22 26.496 -07 56 28.43 V T05
2022-10-16 08:45:21 C 23 22 27.295 -07 57 52.63 V T05
2022-10-16 08:54:32 C 23 22 27.838 -07 58 52.21 V T05
2022-10-16 08:58:45 C 23 22 28.106 -07 59 19.90 V T05
2022-10-16 21:10:34 C 23 23 18.47 -09 17 39.9 V L18
2022-10-16 21:11:43 C 23 23 18.51 -09 17 47.0 V L18
2022-10-16 21:12:52 C 23 23 18.58 -09 17 54.3 V L18
2022-10-16 21:14:00 C 23 23 18.67 -09 18 01.0 V L18
2022-10-16 21:15:09 C 23 23 18.73 -09 18 09.0 V L18
2022-10-18 03:31:03 C 23 25 20.146 -12 17 46.00 V W68
2022-10-18 03:35:36 C 23 25 20.405 -12 18 11.59 V W68
2022-10-18 04:07:57 C 23 25 22.332 -12 21 13.54 V W68
2022-10-18 04:34:43 C 23 25 23.954 -12 23 43.87 V W68
2022-10-18 21:26:11 C 23 26 30.35 -13 56 09.8 V G33
2022-10-18 21:27:52 C 23 26 30.39 -13 56 18.8 V G33
2022-10-18 21:29:33 C 23 26 30.50 -13 56 27.4 V G33
2022-10-18 21:31:14 C 23 26 30.56 -13 56 36.3 V G33
2022-10-18 21:34:36 C 23 26 30.76 -13 56 53.6 V G33
2022-10-19 02:44:05 C 23 26 50.609 -14 23 26.63 V W68
2022-10-19 02:48:41 C 23 26 50.868 -14 23 50.46 V W68
2022-10-19 02:57:19 C 23 26 51.365 -14 24 35.24 V W68
2022-10-19 03:12:54 C 23 26 52.246 -14 25 55.96 V W68
2022-10-19 04:34:32 C 23 26 57.959 -14 33 22.86 V 703
2022-10-19 04:42:45 C 23 26 58.427 -14 34 04.98 V 703
2022-10-19 04:50:58 C 23 26 58.902 -14 34 47.28 V 703
2022-10-19 04:59:11 C 23 26 59.366 -14 35 29.90 V 703
2022-10-19 20:20:32 C 23 27 57.535 -15 52 00.52 V M22
2022-10-19 20:24:26 C 23 27 57.742 -15 52 19.52 V M22
2022-10-19 20:41:36 C 23 27 58.714 -15 53 43.08 V M22
2022-10-19 20:48:28 C 23 27 59.098 -15 54 16.27 V M22
2022-10-21 03:20:37 C 23 29 51.943 -18 14 57.23 V W68
2022-10-21 03:24:38 C 23 29 52.150 -18 15 14.90 V W68
2022-10-21 03:48:26 C 23 29 53.470 -18 16 57.79 V W68
2022-10-21 04:13:46 C 23 29 54.869 -18 18 47.74 V W68
2022-10-22 02:12:16 C 23 31 14.825 -19 50 35.34 V W68
2022-10-22 02:17:10 C 23 31 15.086 -19 50 55.25 V W68
2022-10-22 02:24:32 C 23 31 15.485 -19 51 24.77 V W68
2022-10-22 03:13:26 C 23 31 18.122 -19 54 40.21 V W68